# Copyright 2024 Superlinked, Inc.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#     http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

from __future__ import annotations

from abc import ABC, abstractmethod
from typing import Generic, TypeVar

ObjectTypeT = TypeVar("ObjectTypeT")


class ObjectStore(ABC, Generic[ObjectTypeT]):
    """
    Interface for class that can store and retrieve
    objects by id.
    """

    @abstractmethod
    def save(self, row_id: str, data: ObjectTypeT) -> None:
        pass

    @abstractmethod
    def load(self, row_id: str) -> ObjectTypeT | None:
        pass

    @abstractmethod
    def load_all(self) -> list[ObjectTypeT]:
        pass
